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A list of all pages that have property "Definition" with value "Forms or resembles a crust over a substratum or other organisms". Since there have been only a few results, also nearby values are displayed.

Showing below up to 51 results starting with #1.

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List of results

  • Traits:Lifestage  + (Description of the larval and juvenile stages in the life cycle of an organism)
  • Traits:Fertilization  + (Description of the location of fertilization, whereby in animals/macroalgae a gametes are fertilized or in plants pollination occurs.)
  • Traits:LarvalSettlement  + (Description of the period of time over which larval settlement occurs.)
  • Traits:FoodTypeDiet  + (Description of the source of the organisms nurishment, i.e. what it feeds on)
  • Traits:SubstratumHabitat  + (Description of the substratum on or in which an organism is found or recorded.)
  • Traits:EggClutchLocation  + (Description of where fertilized eggs are placed or held)
  • Traits:Province  + (Descriptors of the major 'regions' of the seas.)
  • Traits:GameteType  + (Descriptors of the relative size of gametes)
  • Traits:FeaturesOther  + (Descriptors of types of unusual or unique types of substratum or habitat)
  • Traits:GrowthForm  + (Deterministic growth or indeterminate growth resulting in single unitary individuals or modular (colonial) organisms.)
  • Traits:Lecithotrophic  + (Development at the expense of internal resources (i.e. yolk) provided by the female (Barnes ''et al.'', 1993).)
  • Traits:DirectDevelopment  + (Development without a larval stage)
  • Traits:OntogeneticMigration  + (Different life stages migrate into different habitats, or part of habitat (e.g. copepods) (Lincoln ''et al.'', 1998).)
  • Traits:Medusiform  + (Disk, bell or umbrella shaped and often gelatinous (Barnes et al., 1988).)
  • Traits:LowerCircalittoral  + (Dominated by animals with no foliose algae but encrusting Rhodophycota patchy in grazed areas. The part of the circalittoral subzone on hard substrata below the maximum depth limit of foliose algae (based on Hiscock, 1985).)
  • Traits:UpperCircalittoral  + (Dominated by animals with sparse foliose aDominated by animals with sparse foliose algae except where grazed. The part of the circalittoral subzone on hard substrata distinguished by the presence of scattered foliose algae amongst the dominating animals; its lower limit is the maximum limit of depth for foliose algae (based on Hiscock, 1985).or foliose algae (based on Hiscock, 1985).)
  • Traits:DoubleCone  + (Double cone (Olenina ''et al.'', 2006))
  • Traits:Estuary  + (Downstream part of a river where it widens to enter the sea; often with significant freshwater influence and predominantly comprising sediment habitats.)
  • Traits:RiaVoe  + (Drowned river valleys of south-west Britain (ria) and Shetland (voe). Often with a greater presence of rock and more marine in character than estuaries.)
  • Traits:LarvalStageDuration  + (Duration of the larval stage recorded in days or months.)
  • Traits:AnchorShaped  + (E.g. ''Ceratium'' spp.)
  • Traits:Artificial  + (E.g. wood, metal or concrete structures.)
  • Traits:Juvenile  + (Early adult life stage of an organism that shares the morphology and ecology of the adult but is not capable of reproduction.)
  • Traits:Conaria  + (Early larval stage in siphonophores, composed of a floating colony with disc-shaped float, and consists of a hollow sphere with aboral thickening (Stachowitsch, 1992).)
  • Traits:Oviparous  + (Egg laying; producing eggs that are laid and hatch externally (Lincoln ''et al.'', 1998).)
  • Traits:External  + (Egg/sperm meet and fertilize externally to parental individuals, tissues or confines of their bodies, but within the fluid medium)
  • Traits:NoOviparousCare  + (Eggs are laid and abandoned by adult)
  • Traits:AdultBurrow  + (Eggs are placed or retained within the parents burrow)
  • Traits:BroodChamber  + (Eggs retained by adult, usually in specialised cavity/appendage where the eggs develop to larval or juvenile stage)
  • Traits:FreeWaterColumn  + (Eggs spawned into water column)
  • Traits:Lagoon  + (Enclosed bodies of water, separated or partially separated from the sea by shingle, sand or sometimes rock and with a restricted exchange of water with the sea, yielding varying salinity regimes.)
  • Traits:Phagocytosis  + (Engulfing prey/food item in cytoplasm)
  • Traits:CapitateClubbed  + (Enlarged or swollen at the apex, with a ‘head’, clubbed (Prescott, 1969).)
  • Traits:BirdsDirective  + (Europe is home to more than 500 wild bird species. But at least 32 % of the EU's bird species are currently not in a good conservation status. The Birds Directive aims to protect all of the 500 wild bird species naturally occurring in the European Union.)
  • Traits:Bathylpelagic  + (Extends from ca 1000-2500 m.)
  • Traits:Planktotrophic  + (Feeding at least in part on materials captured from the plankton (Barnes ''et al.'', 1993).)
  • Traits:Grazer  + (Feeding on herbage, algae or phytoplankton by consuming the whole plant or the surface growth (Lincoln ''et al.'', 1998))
  • Traits:Browser  + (Feeding on parts of plants (e.g. shoots, leaves, twigs) or parts of other organisms (e.g. siphon nipping by fish). (Lincoln ''et al.'', 1998).)
  • Traits:Internal  + (Fertilization (gametes meet) within the body (or body cavity or accessory organ) of the individual)
  • Traits:Distribution Descriptors  + (Fields and traits that describe the distribution of the species.)
  • Traits:Cypris  + (Final lecithotrophic larval stage, characterized by bivalved carapace, compound eyes, prehensile antennules and thoraic appendages (cirri) (see Stachowitsch, 1992).)
  • Traits:Auricularia  + (First free-swimming larval stage of the Holothuroidea. It is characterized by a continuous and curving flagellated band (Stachowitsch, 1992).)
  • Traits:Bipinnaria  + (First of the two free-swimming larval forms in the asteroids, characterized by a ciliary band and the presence of arm-like projections (Stachowitsch, 1992; Ruppert & Barnes, 1994).)
  • Traits:TypeV  + (First-order opportunistic species (pronounced unbalanced situations). These are deposit- feeders, which proliferate in reduced sediments.)
  • Traits:TaxonSpecificBodySizeFish  + (Fish measurement is the measuring of the length of individual fish and of various parts of their anatomy. These data are used in many areas of ichthyology, including taxonomy and fisheries biology. (Wikipedia))
  • Traits:Pisciform  + (Fish-like)
  • Traits:FlattenedEllipsoid  + (Flattened ellipsoid (Olenina ''et al.'', 2006))
  • Traits:Chains  + (Forming chains of individuals)
  • Traits:CrustoseHard  + (Forming or resembling a crust (Thompson, 1995) that is solid or resistant to touch or pressure e.g. encrusting coralline algae or sea mats such as ''Umbonula littoralis''.)
  • Traits:CrustoseSoft  + (Forming or resembling a crust (Thompson, 1995) that yields to the touch or pressure e.g. the gelatinous colonies of ''Botryllus schlosseri'' or soft cushions of sponges such as ''Halichondria'' sp.)
  • Traits:Zoea  + (Fourth free-swimming larval stage of Decapoda, with thoracic appendages for locomotion (see Stachowitsch, 1992).)
  • Traits:FreeLiving  + (Free living - little modification)
  • Traits:Copepodid  + (Free swimming larval stage, typically with five sub-stages, characterized by excretion through maxillary glands, and progressive increase in number of body segments and posterior appendages (see Stachowitsch, 1992).)
  • Traits:Cyphonautes  + (Free-swimming bryozoan larva, the body is triangular, compressed and enclosed in a bivalve shell (see Ruppert & Barnes, 1994).)
  • Traits:GoettesLarva  + (Free-swimming four armed (lobed) ciliated larva of Platyhelminthes (see Ruppert & Barnes, 1994).)
  • Traits:Tronchophore  + (Free-swimming larva characterised by apicla tuft of cilia and a girdle of cilia around the midregion (see Stachowitsch, 1992, Rupert & Barnes, 1996).)
  • Traits:Echinopluteus  + (Free-swimming larva of Echinoidea, distinguished by six pairs of arms, supported by skeletal rods (see Ruppert & Barnes, 1994; Stachowitsch, 1992).)
  • Traits:Nauplius  + (Free-swimming larva, with a characteristic triangular shape, rostral horns in some, three pairs of appendages, and sometimes a nauplia eye. The number of nauplius stages varies between groups (see Stachowitsch, 1992).)
  • Traits:Ophiopluteus  + (Free-swimming larvae of Ophiuroidea, distinguished by four pairs of arms supported by skeletal rods (Stachowitsch, 1992).)
  • Traits:Cydippid  + (Free-swimming spherical larva, composed of a simple gastrovascular system and short comb-rows; resembles typical adult ctenophore (see Stachowitsch, 1992, Ruppert & Barnes, 1994).)
  • Traits:Pilidium  + (Free-swimming, helmet-shaped, larva of nemerteans (ribbon worms) with an apical tuft, apical sensory organs, oral lobes and oral ciliated band (see Stachowitsch, 1992, Rupert & Barnes, 1996).)
  • Traits:Coronate  + (Free-swimming, lecithotrophic larva of Bryozoa)
  • Traits:UltraSheltered  + (Fully enclosed coasts with a fetch measured in tens or at most a few hundred metres.)
  • Traits:ExtremelySheltered  + (Fully enclosed coasts with a fetch of no more than about 3 km.)
  • Traits:Ovoviviparous  + (Fully formed eggs are retained and hatched inside the maternal body and are released as live offspring (Lincoln ''et al.'', 1998). No nutrition is derived from the mother.)
  • Traits:Isogamous  + (Gametes similar in size, shape and behaviour, not differentiated into male or female (Lincoln ''et al.'', 1998))
  • Traits:ModeratelyExposed  + (Generally coasts facing away from prevailing winds and without a long fetch but where strong winds can be frequent.)
  • Traits:GrazerBrowser  + (Generally mobile consumers of sessile prey (e.g. plants, hydroids) cropping exposed tissues usually without killing the whole individual or colony.)
  • Traits:SeaLoch  + (Glacially formed inlets (fjords, fjards) of western Scotland and Ireland; typically elongate and deepened by glacial action with little freshwater influence. Often with narrows and sills dividing the loch into a series of basins.)
  • Traits:MuddyGravel  + (Gravel (30-80%) with mud (see Long, 2006))
  • Traits:MuddySandyGravel  + (Gravel (30-80%) with mud and sand (see Long, 2006))
  • Traits:Seagrass  + (Habitat associated with seagrass bed communities.)
  • Traits:UnderBoulders  + (Habitat associated with the underside of boulders.)
  • Traits:Biogenic  + (Habitat features created by living things)
  • Traits:HalfCone  + (Half cone (Olenina ''et al.'', 2006))
  • Traits:HalfConeFlattenedEllipsoid  + (Half cone with flattened ellipsoid (Olenina ''et al.'', 2006))
  • Traits:HalfParallelepiped  + (Half parallelepiped (Olenina ''et al.'', 2006))
  • Traits:HalfSphereDome  + (Half sphere (dome))
  • Traits:Isomorphic  + (Haploid and diploid phases morphologically identical)
  • Traits:Arrhenotoky  + (Haploid males develop from unfertilized eggs and diploid females from fertilized eggs (adapted from Lincoln 'et al.'', 1998).)
  • Traits:SupportingStructuresEnclosures  + (Hard framework, internal or external, which supports and protects softer parts of plant, animal or unicellular organism, and to which muscles usually attach in animals, includes skeletons (derived from Lawrence, 2005).)
  • Traits:Hard  + (Hard substratum e.g. bedrock, concrete, boulders,cobbles and pebbles)
  • Traits:Shrub  + (Having a very short stem with branches near the ground (Thompson, 1995).)
  • Traits:Anisogamous  + (Having flagellate gametes of different size, shape or behaviour (from Bold, 1977 and Lincoln ''et al.'', 1998).)
  • Traits:Oogamous  + (Having large, non-motile eggs and small motile sperm (Lincoln ''et al.'', 1998).)
  • Traits:Digitate  + (Having parts arranged like fingers on a hand (Holmes, 1979).)
  • Traits:Gonochoristic  + (Having separate sexes/genders (Barnes ''et al.'', 1993).)
  • Traits:Tadpole  + (Having the body form of a tadpole i.e. consisting of a round head with a tail.)
  • Traits:ArborescentArbuscular  + (Having the shape or characteristics of a tree.)
  • Traits:HeightAboveSubstratum  + (Height above the surface of the substratum of an individual or single modular colony. e.g a blade of seagrass, a seaweed thallus, projecting tube worm, upright sea pen etc.)
  • Traits:SequentialHermaphrodite  + (Hermaphrodite in which the male and female organs mature (that is produce gametes) at different times in the reproductive cycle (adapted from Lincoln ''et al.'', 1998))
  • Traits:HardImmobile  + (Immobile hard substratum e.g. solid rock, concrete but including soft rocks, such as chalk.)
  • Traits:Wingspan  + (In birds (Aves) - "the distance between thIn birds (Aves) - "the distance between the wing tips when the wings are held outstretched" (Wikipedia) or "wingtip to wingtip in flight" (BTO).</br></br>In winged insects (Insecta) - "may refer to the distance between the centre of the thorax to the apex of the wing doubled or to the width between the apices with the wings set with the trailing wing edge perpendicular to the body" (Wikipedia)</br></br>Note: For wingspan you can specify the measurement type (minimum, maximum, average), gender (male, female) and life stage.ge), gender (male, female) and life stage.)
  • Traits:Pathway/vector Other  + (In cases where pathway/vector is not specified/ cases of novel pathways/vectors.)
  • Traits:ParallelepipedRhomboid  + (In geometry, a parallelepiped is a three-dimensional figure formed by six parallelograms (the term rhomboid is also sometimes used with this meaning))
  • Traits:Reticulate  + (In the form of a mesh or net (Prescott, 1969).)
  • Traits:Straplike  + (In the form of a strap or ribbon.)
  • Traits:Whiplike  + (In the form of a whip.)
  • Traits:Kleptoparasitism  + (In which the female of one species steals the food reserves or prey of a female of another species, to feed her own progeny (Lincoln ''et al.'', 1998))
  • Traits:NonSelfing  + (Incapable of self-fertilization, due to physical or temporal separation of gametes, and/or self-incompatability genes)